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wp_get_referer › WordPress Function

Since2.0.4
已弃用n/a
› wp_get_referer ( 没有参数 )
返回:
  • (string|false) Referer URL on success, false on failure.
定义在:
文档:

Retrieves referer from '_wp_http_referer' or HTTP referer.

If it's the same as the current request URL, will return false.


Related Functions: wp_get_raw_referer, wp_get_original_referer, wp_get_theme, wp_get_theme_error, wp_get_themes

源码 

function wp_get_referer() {
	// Return early if called before wp_validate_redirect() is defined.
	if ( ! function_exists( 'wp_validate_redirect' ) ) {
		return false;
	}

	$ref = wp_get_raw_referer();

	if ( $ref && wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref
		&& home_url() . wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref
	) {
		return wp_validate_redirect( $ref, false );
	}

	return false;
}